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Fedora 43 apt 3.1.15 Important Local DoS Advisory 2026

Linuxsecurity •LinuxSecurity Advisories • March 4, 2026

This package provides commandline tools for searching and managing as well as querying information packages as a low-level access to all features of the libapt-pkg library. These include: * apt-get for retrieval of packages and information them from authenticated sources and for installation, upgrade and removal of packages together with their dependencies * apt-cache for querying available information installed as well as installable packages * apt-cdrom to use removable media as a source for packages * apt-config as an interface to the configuration settings * apt-key as an interface to manage authentication keys Update Information : Update to latest upstream release apt 3.1.15 and python-apt 3.1.0 Update to latest upstream release apt 3.1.15, also fix build problem with release

This package provides commandline tools for searching and

managing as well as querying information packages

as a low-level access to all features of the libapt-pkg library.

* apt-get for retrieval of packages and information them

from authenticated sources and for installation, upgrade and

removal of packages together with their dependencies

* apt-cache for querying available information installed

as well as installable packages

* apt-cdrom to use removable media as a source for packages

* apt-config as an interface to the configuration settings

* apt-key as an interface to manage authentication keys

Update to latest upstream release apt 3.1.15 and python-apt 3.1.0 Update to latest upstream release apt 3.1.15, also fix build problem with release

* Mon Feb 16 2026 Terje Rosten - 3.1.15-2 - Rebuild due to so name bump * Sun Feb 15 2026 Terje Rosten - 3.1.15-1 - 3.1.15 * Fri Jan 16 2026 Fedora Release Engineering - 3.1.8-3 - Rebuilt for * Fri Jan 16 2026 Fedora Release Engineering - 3.1.8-2 - Rebuilt for * Mon Oct 6 2025 Terje Rosten - 3.1.8-1 - 3.1.8 - apt-key is gone - Add openssl-devel to buildreq - Fix include issue - apt-extracttemplates has moved * Wed Jul 23 2025 Fedora Release Engineering - 2.9.27-3 - Rebuilt for * Tue Feb 11 2025 Zbigniew J\u0119drzejewski-Szmek - 2.9.27-2 - Add sysusers.d config file to allow rpm to create users/groups automatically * Mon Feb 3 2025 Packit - 2.9.27-1 - Update to version 2.9.27 - Resolves: rhbz#2319327 * Thu Jan 16 2025 Fedora Release Engineering - 2.9.8-2 - Rebuilt for

[ 1 ] Bug #2149769 - python-apt-3.1.0 is available [ 2 ] Bug #2319327 - apt-3.1.15 is available [ 3 ] Bug #2339898 - apt-2.9.8-1.fc43 FTBFS: apt-2.9.8/apt-pkg/contrib/strutl.cc:597:7: error: \u2018uint8_t\u2019 was not declared in this scope [ 4 ] Bug #2384459 - apt: FTBFS in Fedora rawhide/f43 [ 5 ] Bug #2423062 - CVE-2025-6966 python-apt: python-apt: NULL pointer dereference leads to local denial of service [fedora-43]

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-1c47e433df' at the command line. For more information, refer to the dnf documentation available at

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Fedora 42 and 43 apt 3.1.15 Local Denial of Service Fixes Released Fedora has released fixes for a local denial of service vulnerability affecting apt 3.1.15 in both Fedora 42 and Fedora 43. The vulnerability allows for potential disruption of services through the command line tools provided by the libapt-pkg library. Users of these Fedora versions are advised to update their systems to mitigate this risk. 2 sources 31

Extracted Entities

Fedora 43 apt 3.1.15 Important Local DoS Advisory 2026

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Extracted Entities

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